Quinoa salad with crunchy vegetables

Name: Quinoa salad with crunchy vegetables
Prep time: 10 min
Cook time: 30 min
Total time: 30 min
Yield: 4 portions
Ingredients: 1 spring onion; 70 g carrots; 140 g courgettes; 400 g water; 1 ½ tsp salt; 50 g quinoa; 80 g tomatoes; 2 tbsp olive oil; 2 tbsp balsamic vinegar; 1 tsp nigella seed; 1 pinch white pepper, ground